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- sockd on Microsoft’s obscure ‘Self Service for Mobile’ Office activation
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Tag Archives: Exchange Server
Exchange Server vNext is coming in 2025
[German]Tt has been rumored for some time whether there would be a successor to Microsoft Exchange Server 2019, which was released on October 22, 2018. The subscription-based successor announced for 2021 never appeared. Speculation that customers would be forced from … Continue reading
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Exchange Server November 2021 Security Updates Close RCE Vulnerability CVE-2021-42321
[German]For administrators of Exchange Server 2013, 2016 and 2019, Microsoft has released the security updates for the current month as of November 9, 2021. Most relevantly, a Remote Code Execution (RCE) vulnerability CVE-2021-42321 is closed (was exploited at the Tianfu … Continue reading
How to find weak passwords in Active Directory and eliminate them with PowerShell
[Sponsored Post]Weak or compromised passwords are a known gateway for attackers. If you are able to identify which users in Active Directory (AD) are threatened by this, then PowerShell can help to remedy it. However, PowerShell scripts cannot eliminate basic AD deficits, other tools are needed for this. More ...
Attacks on Exchange Server via ProxyShell vulnerability (8/13/2021)
[German]I'm bringing this up again before the weekend, even though the readership of this blog is probably well informed and keeps the Exchange servers up to date with the latest patches. It's Friday the 13th and we're about to hit … Continue reading
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Microsoft Defender automatically mitigates CVE-2021-26855 on Exchange Server
[German]Microsoft is taking the next step in securing on-premises Exchange installations. Microsoft Defender not only detects infections of a system as a result of the ProxyLogon vulnerabilities. The virus scanner can also automatically detect a vulnerable system and closes the … Continue reading
Exchange Server: Terrible Patch Status; v2010 reaches EOL
[German]It's a terrible image, that security firm Rapid 7 draws in it's newest report. Round about 247.000 Exchange Servers are running unpatched and are reachable from the Internet. A lot of Exchange Servers are vulnerable against CVE-2020-0688 and thousands of … Continue reading
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New Office and new Exchange Server in 2021
[German]During Ignite 2020, which has just been launched as a virtual conference, Microsoft has announced a new Office for Windows and Mac for 2021, as well as giving initial indications of a new Exchange Server. Advertising
Exchange Server: Remote Code Execution Vulnerability CVE-2020-16875
[German]Administrators of Microsoft Echange Server should take care of patching the remote code execution vulnerability CVE-2020-16875. The details or exploits have now been published. But patches has been available since September 8, 2020. Advertising
June 2020 Exchange Server quarterly update available
[German]On June 16, 2020, Microsoft released the quarterly update June 2020 for Exchange Server 2016 and Exchange Server 2019. This is a cumulative update that includes bugs reported by customers and the security updates that have been applied so far. … Continue reading
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Exchange Server 2013: Issue with Security Update KB4536988
[German]When you install security update KB4536988 (Feb. 2020) to close the vulnerability CVE-2020-0688, Exchange Server 2013 may experience an issue that was described a year ago in Exchange Server 2016. Advertising
Posted in issue, Office, Security, Software, Update
Tagged Exchange Server, KB4536988, Security, Update
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Attack to unpatched Exchange Servers (CVE-2020-0688)
[German]Attention Exchange Server Administrators – Cyber criminals are currently scanning the Internet for unpatched Exchange installations to exploit vulnerability CVE-2020-0688. Advertising
Posted in Office, Security, Software, Update
Tagged Exchange Server, Security, Update
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